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authorSergei Shtylyov <sshtylyov@ru.mvista.com>2011-07-12 07:59:38 -0700
committerDavid S. Miller <davem@davemloft.net>2011-07-12 07:59:38 -0700
commitb691347a92e12e0bf19fe500eb23cf0363f2ecd5 (patch)
tree48a7381ba0dea3f9cf6a0e3b12310908f01a56d9 /drivers/atm
parentbd0d7aa6b20a9e78def76a0ba8c414daf253c295 (diff)
downloadlinux-b691347a92e12e0bf19fe500eb23cf0363f2ecd5.tar.bz2
lanai: use pci_dev->subsystem_device
The driver reads PCI subsystem IDs from the PCI configuration registers while it is already stored by the PCI subsystem in the 'subsystem_device' field of 'struct pci_dev'... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/atm')
-rw-r--r--drivers/atm/lanai.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c
index 4e8ba56f75d3..e828c5487493 100644
--- a/drivers/atm/lanai.c
+++ b/drivers/atm/lanai.c
@@ -1947,7 +1947,6 @@ static int __devinit lanai_pci_start(struct lanai_dev *lanai)
{
struct pci_dev *pci = lanai->pci;
int result;
- u16 w;
if (pci_enable_device(pci) != 0) {
printk(KERN_ERR DEV_LABEL "(itf %d): can't enable "
@@ -1965,13 +1964,7 @@ static int __devinit lanai_pci_start(struct lanai_dev *lanai)
"(itf %d): No suitable DMA available.\n", lanai->number);
return -EBUSY;
}
- result = pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &w);
- if (result != PCIBIOS_SUCCESSFUL) {
- printk(KERN_ERR DEV_LABEL "(itf %d): can't read "
- "PCI_SUBSYSTEM_ID: %d\n", lanai->number, result);
- return -EINVAL;
- }
- result = check_board_id_and_rev("PCI", w, NULL);
+ result = check_board_id_and_rev("PCI", pci->subsystem_device, NULL);
if (result != 0)
return result;
/* Set latency timer to zero as per lanai docs */